Mark O'Connell (bishop)


Mark William O'Connell
Bishop of Albany
ChurchRoman Catholic Church
DioceseAlbany
AppointedOctober 20, 2025
InstalledDecember 5, 2025
PredecessorEdward Bernard Scharfenberger
Previous posts
Orders
OrdinationJune 16, 1990
by Bernard Law
ConsecrationAugust 24, 2016
by Seán Patrick O'Malley, Walter James Edyvean, and Peter J. Uglietto
Personal details
Born (1964-06-25) June 25, 1964
DenominationRoman Catholic
Education
MottoInvenimus Messiam
(We have found the Messiah)
Coat of arms
Styles of
Mark William O'Connell
Reference style
Spoken styleYour Excellency
Religious styleBishop

Mark William O'Connell (born June 25, 1964) is a Canadian-born American Catholic prelate who was appointed Bishop of Albany in October 2025, and was installed on December 5, 2025. He had served as an auxiliary bishop for the Archdiocese of Boston. He was the vicar general and moderator of the curia for the archdiocese from 2023 to 2025.